Hi Carl
The bits for Sketchpad are still extant. Ivan has them.
Brian Silverman -- who has done a number of really good emulators of old
machines to run old software -- has tried for some years to get enough
information about the TX-2 from Wes Clark (and the Sketchpad bits) from Ivan to
get
can't say exactly...
but, before I wrote an interpreter for x86 (basically, like an emulator, but
it doesn't bother with faking the entire system).
but, in this case, I had basically used some logic from an assembler of mine
to essentially disassemble the machine code into a higher-level
